phpBB by Przemo : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './admin_pmrforum/phpbb_sessions' is marked as crashed and should be repaired

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('752c32ca808e93b967ee562eaa6e5d0d', -1, 1498695819, 1498695819, '36e11c20', -1, 0, 0)

Line : 480
File : sessions.php